Patents by Inventor Stephen Sheargold

Stephen Sheargold has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Process for synthesis of a layered oxide cathode composition
    Patent number: 8992794
    Abstract: A method for preparing a layered oxide cathode using a two step calcination procedure, wherein the first step includes pre-calcination utilizing a rotary calciner.
    Type: Grant
    Filed: June 24, 2011
    Date of Patent: March 31, 2015
    Assignee: BASF Corporation
    Inventors: Ivan Petrovic, Anthony Thurston, Stephen Sheargold
  • Process for Synthesis of a Layered Oxide Cathode Composition
    Publication number: 20120326077
    Abstract: A method for preparing a layered oxide cathode using a two step calcination procedure, wherein the first step includes pre-calcination utilizing a rotary calciner.
    Type: Application
    Filed: June 24, 2011
    Publication date: December 27, 2012
    Applicant: BASF Corporation
    Inventors: Ivan Petrovic, Anthony Thurston, Stephen Sheargold
  • High voltage laminar cathode materials for lithium rechargeable batteries, and process for making the same
    Publication number: 20050136329
    Abstract: Intercalation cathode materials especially suited for use in high-voltage, high-energy lithium rechargeable batteries, having the formulae Li[Li(1-2x)/3MyMn(2-x)/3Ni(x-y)O2, where 0<x<0.5, 0<y?0.25, x>y, and M is one or more divalent cations from Ca, Cu, Mg, and Zn. A process for making such materials is also provided.
    Type: Application
    Filed: December 23, 2003
    Publication date: June 23, 2005
    Inventors: Wilmont Howard, Stephen Sheargold, Anthony Thurston, Felix Towa